| schema_version = 1 | |
| interface_id = "P001" | |
| name = "unified_diff" | |
| description = "Strict raw unified-diff action identical to the Study 2 patch executor contract." | |
| edit_tool = "apply_patch" | |
| prompt_contract = "Call apply_patch with a raw standard unified diff using a/ and b/ paths; do not use Begin Patch markers." | |